Dyfyniad APA

Couger, D. J., Cotler, M. A., & Knapp, R. W. (1982). Advanced system development feasibility techniques. John Wiley & Sons.

Dyfyniad Arddull Chicago

Couger, Daniel J., Mel A. Cotler, and Robert W. Knapp. Advanced System Development Feasibility Techniques. New York: John Wiley & Sons, 1982.

Dyfyniad MLA

Couger, Daniel J., et al. Advanced System Development Feasibility Techniques. John Wiley & Sons, 1982.

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